ICD-10 CM Code S04.819
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S04 Injury of cranial nerve
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S04.8 Injury of other cranial nerves
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S04.81 Injury of olfactory [1st ] nerve
S04.819
Injury of olfactory [1st ] nerve, unspecified side
Inclusion Term
- The selection of side should be based on the side of the body being affected
7th Character
- The appropriate 7th character is to be added to each code from category S04
- A - initial encounter
- D - subsequent encounter
- S - sequela
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